. Brigham Young University science bulletin. Biology -- Periodicals. YOUNCI LINIVKKSI I Y SCIKNCE BULLEIIN. Map No. 28a. Parts of western United States. Range of C. Iiiimilis (Gray) Payson: (Cireles), var. humilis: (Tria var. nana (l-astw.) Higcins. oi c. Map No. 2Sh. Parts of western United Stales. Range of C ngles) humilis (Ciray) Payson: (circles), var. oviiw (Pa\sonl Higgins; (triangles) var. s/iantzii (Tidestr.) Higgins; niset, (circles), var. (triangle coiniiuxla (Macbr.) Higgins. Crvptantha nana (lastw.) Pa\'son var. ivpica. Ann. Mo. 14:315. 1427. Caespitose perenni
. Brigham Young University science bulletin. Biology -- Periodicals. YOUNCI LINIVKKSI I Y SCIKNCE BULLEIIN. Map No. 28a. Parts of western United States. Range of C. Iiiimilis (Gray) Payson: (Cireles), var. humilis: (Tria var. nana (l-astw.) Higcins. oi c. Map No. 2Sh. Parts of western United Stales. Range of C ngles) humilis (Ciray) Payson: (circles), var. oviiw (Pa\sonl Higgins; (triangles) var. s/iantzii (Tidestr.) Higgins; niset, (circles), var. (triangle coiniiuxla (Macbr.) Higgins. Crvptantha nana (lastw.) Pa\'son var. ivpica. Ann. Mo. 14:315. 1427. Caespitose perennial. dm tall; stems .sev- eral, dm long, selnse; leaves oblanceolate to spatulate, ^-4 cm long. (i cm wide, strigose to subtomentose, spreading setose; inllorescence narrow, cylindrical. dm long, setose: calyx segments linear-lanceolale. in anihesis mm long, in fruit becoming 6-8 mm long, setose; corolla white, the tube mm long, crests at base of tube evident; style shorter to slightly longer than mature liuit; nutlets nuiricate or sometimes tuberculate or rugu- lose. Collections: 18 (v); representative: Ripley and Barneby 4675 (CAS); W. A. Weber I 1258 (COLO); A. Eastwood (CAS):G. E. Osteihout 4484 (RM). D. Wiens 3066 (COLO): L. C. Higgins 1066. 15^)8 (BRY). Holotype: A. Eastwood , collected m Mesa County, Colorado, near Grand Junction on the mesa above the Gunnison River. 17 May 1842, CAS. Photograph at BRY. Isotypes at RM. VC. GH. Distribution: Western Colorado and eastern Utah. Growing on sandy or clay soils, 4,500 to feet. Map No. 28a. April to July. Variety nana can usually be separated from the other varieties of this complex by the setose leaves which are only rarely tonientose, the very short style which usually does not exceed the fruit, and the compact intJorescence. The C. Iiuniilis complex is distinguished maiiiK by the short corollas and the uniformly muricale nutlets. These are also characteristics sh
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